resource/PCI: mark struct resource as const

[deliverable/linux.git] / drivers / pcmcia / rsrc_mgr.c

diff --git a/drivers/pcmcia/rsrc_mgr.c b/drivers/pcmcia/rsrc_mgr.c
index 52db17263d8bd9b0b7265040c0a3747ccc7be601..f8401a0ef89b97de9d5cebc76b8867ddd097875d 100644 (file)
--- a/drivers/pcmcia/rsrc_mgr.c
+++ b/drivers/pcmcia/rsrc_mgr.c
@@ -114,22 +114,21 @@ struct pcmcia_align_data {
        unsigned long   offset;
 };
 
-static void pcmcia_align(void *align_data, struct resource *res,
-                       unsigned long size, unsigned long align)
+static resource_size_t pcmcia_align(void *align_data,
+                               const struct resource *res,
+                               resource_size_t size, resource_size_t align)
 {
        struct pcmcia_align_data *data = align_data;
-       unsigned long start;
+       resource_size_t start;
 
        start = (res->start & ~data->mask) + data->offset;
        if (start < res->start)
                start += data->mask + 1;
-       res->start = start;
 
 #ifdef CONFIG_X86
        if (res->flags & IORESOURCE_IO) {
                if (start & 0x300) {
                        start = (start + 0x3ff) & ~0x3ff;
-                       res->start = start;
                }
        }
 #endif
@@ -137,9 +136,11 @@ static void pcmcia_align(void *align_data, struct resource *res,
 #ifdef CONFIG_M68K
        if (res->flags & IORESOURCE_IO) {
                if ((res->start + size - 1) >= 1024)
-                       res->start = res->end;
+                       start = res->end;
        }
 #endif
+
+       return start;
 }